From what i am looking at they are classified as organic or inorganic gems
Answer:
<h2>A</h2>
Explanation:
1. There are 3 pathways of complement activation:
i) the classical pathway;
ii) the MB-lectin pathway; and
iii) the alternative pathway.
2. The classical complement pathway; for activation, it requires antigen(Ag) antibody(Ab) complexes.
3. While the other pathways can be activated by various ways.
as here, No target for C1qrs exists on the surface of the pathogen in the earliest stages of the response to it.
The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes, structures that contain the hereditary information.